<template>
    <div>
        <div id="PointChart"></div>
    </div>
</template>

<script>
    import Highcharts from 'highcharts/highstock';
    export default {
        name: "",
        mounted() {
            this.moreChart();
        },
        methods: {
            moreChart() {
                if (this.chart) {
                    this.chart.destroy();
                }
                var categories = ['0-4', '5-9', '10-14', '15-19',
                    '20-24', '25-29', '30-34', '35-39', '40-44',
                    '45-49', '50-54', '55-59', '60-64', '65-69',
                    '70-74', '75-79', '80-84', '85-89', '90-94',
                    '95-99', '100 + '];

                var chart = Highcharts.chart('PointChart', { // eslint-disable-line no-unused-vars
                    chart: {
                        type: 'bar'
                    },
                    title: {
                        text: '短链接、二维码访问量'
                    },
                    subtitle: {
                        useHTML: true,
                        text: '数据来源: <a href="http://populationpyramid.net/germany/2015/">SL-短链接平台</a>'
                    },
                    xAxis: [{
                        categories: categories,
                        reversed: false,
                        labels: {
                            step: 1
                        }
                    }, {
                        // 显示在右侧的镜像 xAxis （通过 linkedTo 与第一个 xAxis 关联）
                        opposite: true,
                        reversed: false,
                        categories: categories,
                        linkedTo: 0,
                        labels: {
                            step: 1
                        }
                    }],
                    yAxis: {
                        title: {
                            text: null
                        },
                        labels: {
                            formatter: function () {
                                return (Math.abs(this.value) / 1000000) + 'M';
                            }
                        },
                        min: -4000000,
                        max: 4000000
                    },
                    plotOptions: {
                        series: {
                            stacking: 'normal'
                        }
                    },
                    tooltip: {
                        formatter: function () {
                            return '<b>' + this.series.name + ', 日均访问次数 ' + this.point.category + '</b><br/>' +
                                '总次数' + Highcharts.numberFormat(Math.abs(this.point.y), 0);
                        }
                    },
                    series: [{
                        name: '短链接',
                        data: [-1746181, -1884428, -2089758, -2222362, -2537431, -2507081, -2443179,
                            -2664537, -3556505, -3680231, -3143062, -2721122, -2229181, -2227768,
                            -2176300, -1329968, -836804, -354784, -90569, -28367, -3878]
                    }, {
                        name: '二维码',
                        data: [1656154, 1787564, 1981671, 2108575, 2403438, 2366003, 2301402, 2519874,
                            3360596, 3493473, 3050775, 2759560, 2304444, 2426504, 2568938, 1785638,
                            1447162, 1005011, 330870, 130632, 21208]
                    }]
                });

            }

        }
    }
</script>

<style>

</style>